316877320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{184231}}^1$

素因数の和:184285

約数の個数: 32

約数和(自身を含む): 729558720

約数和(自身を除く): 412681400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 184231, 368462, 736924, 921155, 1473848, 1842310, 3684620, 7369240, 7921933, 15843866, 31687732, 39609665, 63375464, 79219330, 158438660, 316877320]

約数ペア:

[(1, 316877320), (2, 158438660), (4, 79219330), (5, 63375464), (8, 39609665), (10, 31687732), (20, 15843866), (40, 7921933), (43, 7369240), (86, 3684620), (172, 1842310), (215, 1473848), (344, 921155), (430, 736924), (860, 368462), (1720, 184231)]